Question: What is David Ben - Gurion's Declaration of Independence?
Paraphrase: What is David Ben - Gurion's Statement of Independence?
SPARQL (Wikidata):  select distinct ?sbj where { ?sbj wdt:P1891 wd:Q37610 . ?sbj wdt:P31 wd:Q1464916 } 
Answer: Declaration of the Establishment of the State of Israel